Remove Instant v1 API.

chrome/chrome_renderer.gypi

 # Copyright (c) 2012 The Chromium Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
 {
   'targets': [
     {
       'target_name': 'renderer',
       'type': 'static_library',
       'variables': { 'enable_wexit_time_destructors': 1, },
@@ skipping 236 matching lines @@
         'renderer/safe_browsing/phishing_dom_feature_extractor.cc',
         'renderer/safe_browsing/phishing_dom_feature_extractor.h',
         'renderer/safe_browsing/phishing_term_feature_extractor.cc',
         'renderer/safe_browsing/phishing_term_feature_extractor.h',
         'renderer/safe_browsing/phishing_thumbnailer.cc',
         'renderer/safe_browsing/phishing_thumbnailer.h',
         'renderer/safe_browsing/phishing_url_feature_extractor.cc',
         'renderer/safe_browsing/phishing_url_feature_extractor.h',
         'renderer/safe_browsing/scorer.cc',
         'renderer/safe_browsing/scorer.h',
-        'renderer/search_extension.cc',
-        'renderer/search_extension.h',
         'renderer/searchbox.cc',
         'renderer/searchbox.h',
         'renderer/searchbox_extension.cc',
         'renderer/searchbox_extension.h',
         'renderer/security_filter_peer.cc',
         'renderer/security_filter_peer.h',
         'renderer/spellchecker/spellcheck_provider.cc',
         'renderer/spellchecker/spellcheck_provider.h',
         'renderer/spellchecker/spellcheck.cc',
         'renderer/spellchecker/spellcheck.h',
@@ skipping 53 matching lines @@
           'sources!': [
             'renderer/extensions/experimental.usb_custom_bindings.cc',
             'renderer/extensions/experimental.usb_custom_bindings.h',
             'renderer/resources/extensions/experimental.usb_custom_bindings.js',
           ],
         }],
       ],
     },
   ],
 }